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Overview
Plain provides a SaaS B2B customer support platform that unifies Slack, Teams, Discord, email, and chat into a single inbox via an API-first interface, enabling collaboration among support, engineering, and customer success teams. It uses AI-powered workflows to automate tasks, draft responses, and extract product insights. Key features include issue tracking, a themeable chat UI, and a configurable data model for custom customer data such as early access, bug reports, and product feedback. Pricing is subscription-based based on active customers (not seats), with a free tier for up to 50 monthly active customers and plans that scale with usage; the company also aims to expand to San Francisco to better serve U.S. customers.
About Plain
Industries
Data & Analytics
Enterprise Software
AI & Machine Learning
Company Size
11-50
Company Stage
Series A
Total Funding
$22M
Headquarters
London, United Kingdom
Founded
2020
People at Plain
People at Plain who can refer or advise you
Simplify's Take
What believers are saying
- Plain released 4 new AI features in 2026 to automate support workflows and empower B2B teams.
- With €14.5M Series A funding in Feb 2025, Plain is expanding capabilities and opening a U.S. office in San Francisco.
- Plain offers free unlimited viewer seats across all plans, giving executives read-only visibility into support activity at no cost.
What critics are saying
- Intercom and Zendesk will undercut Plain’s unified inbox by Q1 2027 using 5x larger customer bases for faster data iteration.
- Cursor and Raycast may eliminate Plain by late 2026 if AI-native competitors like Vercel embed proprietary support stacks.
- SOC 2 Type II and ISO 27001 gaps will cause immediate enterprise churn from fintech clients like Stytch by Q3 2026.
What makes Plain unique
- Plain is the only B2B support platform with a fully public GraphQL API and native Slack, Teams, Discord from day one.
- Plain uses Bring Your Own Agent architecture, letting teams plug in any LLM instead of being locked into built-in AI.
- Plain’s API-first design treats support as programmable infrastructure like Stripe and Twilio, not a rigid helpdesk to configure.
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Funding
Total Funding
$21.9M
Above
Industry Average
Funded Over
2 Rounds
Battery Ventures
Index VenturesIndustry standards
Growth & Insights and Company News
6 month growth
↓ -2%1 year growth
↓ -2%2 year growth
↑ 2%To prove that, Plain integrates with other product favorites like Linear and Slack and some of its most powerful features include the ability to embed bug report forms directly into your product along with a feature that integrates real customer data into specific support issues.
Plain is Hiring for 13 Jobs on Simplify!
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About Plain
Industries
Data & Analytics
Enterprise Software
AI & Machine Learning
Company Size
11-50
Company Stage
Series A
Total Funding
$22M
Headquarters
London, United Kingdom
Founded
2020
Plain is Hiring for 13 Jobs on Simplify!
Find jobs on Simplify and start your career today